Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630650 | Vertically adjustable back construction for seating | Gordon J. Peterson, Arnold B. Dammermann, Charles P. Roossien, David L. Rundhaug | 1997-05-20 |
| 5577807 | Adjustable chair actuator | David N. Hodge, David C. Jenkins, Michael L. Mercier, David S. Teppo, Larry Lindgren +1 more | 1996-11-26 |
| 5393125 | Height adjustable chair arm assembly | Ron Watson | 1995-02-28 |
| 4898046 | Control cable | William Bosworth | 1990-02-06 |